Element block pseudo-class :active generated with text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid background box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 transition padding 20px height auto overflow hidden float none box-sizing content-box width 160px display block cursor default border-radius font-size 16px z-index auto font-weight normal margin 0px position static transform